<template>
  <div class="box-container">
    <div class="box">
      <h2>Login</h2>
      <!-- <el-alert title="请输入正确用户名" type="warning" center show-icon> </el-alert> -->
      <div class="inputBox">
        <input type="text" v-model.trim="loginInfo.username" required />
        <label>Username</label>
      </div>
      <div class="inputBox">
        <input type="password" v-model.trim="loginInfo.password" required />
        <label>password</label>
      </div>
      <div class="btncontain">
        <power-btn :text="'login'" @click.native="send"></power-btn>
        <power-btn :text="'reset'" @click.native="reset"></power-btn>
      </div>
    </div>
  </div>
</template>

<script>
import PowerBtn from '@/components/base/powerBtn.vue'
import { adminLogin } from '@/api/'
export default {
  data() {
    return {
      loginInfo: {
        username: '',
        password: ''
      }
    }
  },
  components: {
    PowerBtn
  },
  methods: {
    reset() {
      console.log('reset')
      this.loginInfo.username = ''
      this.loginInfo.password = ''
    },
    async send() {
      if (this.loginInfo.username.trim() === '' || this.loginInfo.password.trim() === '') {
        return alert('请输入用户名和密码!')
      }
      const params = {
        admin: this.loginInfo.username.trim(),
        password: this.loginInfo.password.trim()
      }
      const { data } = await adminLogin('/api/back/bklogin', params)
      if (data === 'pass') {
        localStorage.setItem('bklogin', 'pass')
        this.$router.push('bkhome')
      } else {
        alert('用户名或密码错误')
      }
    }
  }
}
</script>

<style lang="less" scoped>
.box-container {
  height: 100vh;
  font-family: sans-serif;
  user-select: none;
  background: url('../assets/image/bg.jpg') no-repeat;
  background-size: cover;
}

.box {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  padding: 40px;
  background: rgba(0, 0, 0, 0.4);
  box-sizing: border-box;
  box-shadow: 2px 3px 14px rgba(0, 0, 0, 0.5);
  border-radius: 10px;
}

.box:hover {
  box-shadow: 0 15px 25px;
}

.box h2 {
  margin: 0 0 30px;
  padding: 0;
  color: #fff;
  text-align: center;
}

.box .inputBox {
  position: relative;
}

.box .inputBox input {
  width: 100%;
  padding: 10px 0;
  font-size: 16px;
  color: #fff;
  letter-spacing: 1px;
  margin-bottom: 30px;
  border: none;
  border-bottom: 1px solid #fff;
  outline: none;
  background: transparent;
}

.box .inputBox label {
  position: absolute;
  top: 0;
  left: 0;
  padding: 10px 0;
  letter-spacing: 1px;
  font-size: 16px;
  color: #fff;
  pointer-events: none;
  transition: 0.5s;
}

.box .inputBox input:focus ~ label,
.box .inputBox input:valid ~ label {
  top: -18px;
  left: 0;
  color: #03a9f4;
  font-size: 12px;
}

.btncontain {
  display: flex;
  justify-content: space-around;
}
</style>
